Is interlocking fingers ('Tashbeek') during prayer disliked?
Chapter on what invalidates the prayer if omitted intentionally or forgetfully
Al-Mughni
Book of Prayer
Primary text
Interlocking fingers during prayer is disliked. Ka'b ibn 'Ujrah narrated that the Messenger of Allah, peace be upon him, saw a man who had interlocked his fingers in prayer and consequently separated his fingers. Ibn Umar described someone praying while interlocking his hands as praying the prayer of those upon whom is the wrath.